The folks who run NTP servers are generally providing a free service. So don't repay their kindness with thoughtlessness when you're setting up your own NTP clients. Also: A networkable signpost you can use to watch your logs.

For mobile users, or workstations that need some extra security, cryptsetup-luks provides strong encryption for disk partitions. This week we learn how to mount our encrypted partitions and create a secure USB stick.